Carbon Sub Index breakdown

Date of Evaluation Date of Eval. Index Trait PTA *Carbon Cost (€) Contribution Contrib.
PTA * Carbon Cost
May 2025 Milk Sub Index 4.95
Milk (kg) -52.00 -0.014 0.73
Fat (kg) -3.88 -0.375 1.45
Prot (kg) -6.27 -0.441 2.77
Fertility Sub Index 7.44
Calving Interval (days) -4.06 -1.459 5.92
Survival (%) 1.36 1.117 1.52
Calving Sub Index -0.79
Gestation Length (days) 0.86 -0.919 -0.79
Beef Sub Index 0.43
Carcass Weight (kg) -3.60 -0.528 1.90
Age of Slaughter (days) 3.41 -0.432 -1.47
Maintenance Sub Index Maint. Sub Index 5.09
Live WT (kg) -16.60 -0.307 5.09
Total Carbon Sub Index 17.12

* Based on an €80/tonne carbon price